.relative{
    position: relative;
}
.refuse_del{
    position: absolute;
    top:-0.4rem;
    left: 0.3rem;
    z-index:9999;
    width: 1rem;
    height: 1rem;
    text-align: center;
    line-height: 1rem;
    background: red;
    color: #fff;
    font-size: 1rem;
    border-radius: 50%;
}
.width90{
    width: 90%;
    margin: 0 auto;
}
.item{
    margin-bottom: 1rem;
}